64315965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2903}}^1$

素因数の和:3129

約数の個数: 32

約数和(自身を含む): 118204416

約数和(自身を除く): 53888451

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 211, 633, 1055, 1477, 2903, 3165, 4431, 7385, 8709, 14515, 20321, 22155, 43545, 60963, 101605, 304815, 612533, 1837599, 3062665, 4287731, 9187995, 12863193, 21438655, 64315965]

約数ペア:

[(1, 64315965), (3, 21438655), (5, 12863193), (7, 9187995), (15, 4287731), (21, 3062665), (35, 1837599), (105, 612533), (211, 304815), (633, 101605), (1055, 60963), (1477, 43545), (2903, 22155), (3165, 20321), (4431, 14515), (7385, 8709)]